package com.weipai.education.utils;

import java.util.Random;

/**
 * @Author: 曹朋飞
 * @Date: 2018/12/13 10:21
 */
public class OrderNumberUtils {

    /**
     * 生成订单号
     * @return
     */
    public static String outTradeNo(){
        Random random = new Random();
        return System.currentTimeMillis()+String.valueOf(random.nextInt(2000000000));
    }
    
}
